Mattress



FIG. 1 is a top perspective view of a mattress of the present invention.

FIG. 2 is a top view of the mattress of FIG. 1.

FIG. 3 is a right side view of the mattress of FIG. 1 with the left sidebeing a mirror image thereof.

FIG. 4 is a right end view of the mattress of FIG. 1 with the left sidebeing a mirror image thereof; and,

FIG. 5 is a bottom view of the mattress of FIG. 1.

The portions of the mattress shown in broken lines are included for thepurpose of illustrating the environment and form no part of the claimeddesign. The portions of the body support shown in broken linesillustrate the boundary of the claimed design and form no part of theclaimed design.

CLAIM We claim the ornamental design for a mattress, as shown and described. 